39aea8b55adac7b862b82000dcf9acdf0960fdace9acdd88a182773fce65ef1e

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 16:18

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General

Target

2cfee9b0852010e55ce155997cdaf10d_JaffaCakes118.dll
Size

80KB
MD5

2cfee9b0852010e55ce155997cdaf10d
SHA1

093bd8bd9c40772e0e9e90167090717662fc45ee
SHA256

39aea8b55adac7b862b82000dcf9acdf0960fdace9acdd88a182773fce65ef1e
SHA512

05f8b5053c7deca637614856133cca7479334871c3257c0b8489e83c0d9a368058ea303480735e62530b3c365a3ab8c54c9dc72ebe2cd88b689442210b632b22
SSDEEP

1536:Dq8wUmtGoNfNT9AcnZDzdheQpB79dUZYTQqz9VJrsQ:lmtBNT9AcZDHfB7AZYTxzTZ

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2436	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2436	2264	rundll32.exe	30
PID 2264 wrote to memory of 2436	2264	rundll32.exe	30
PID 2264 wrote to memory of 2436	2264	rundll32.exe	30
PID 2264 wrote to memory of 2436	2264	rundll32.exe	30
PID 2264 wrote to memory of 2436	2264	rundll32.exe	30
PID 2264 wrote to memory of 2436	2264	rundll32.exe	30
PID 2264 wrote to memory of 2436	2264	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2cfee9b0852010e55ce155997cdaf10d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2cfee9b0852010e55ce155997cdaf10d_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  PID:2436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2436-0-0x0000000000150000-0x000000000015A000-memory.dmp

Filesize
40KB

Download
memory/2436-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download